Viewing Station: IA-PL-9 : Le Mars 1.0 E
Aug 31, 2021 - May 20, 20261,674 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 2.45"
May 1-20, 2026(20 of 20 days covered by obs)
NOAA Normal
2.74"
Departure from Normal
-0.29" : 90% of Normal
Year-To-Date: 6.62"
Jan 1 to May 20, 2026(140 of 140 days covered by obs)
NOAA Normal
8.85"
Departure from Normal
-2.23" : 75% of Normal
Water Year-To-Date: 9.73"
Oct 1, 2025 to May 20, 2026(232 of 232 days covered by obs)
NOAA Normal
13.62"
Departure from Normal
-3.89" : 71% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.67
0.66
0.01
Feb
0.86
0.80
0.06
Mar
1.58
1.67
-0.09
Apr
3.00
3.02
-0.02
May
4.24
4.02
0.22
Jun
4.59
4.58
0.01
Jul
3.49
3.32
0.17
Aug
3.64
3.73
-0.09
Sep
3.08
3.06
0.02
Oct
2.42
2.41
0.01
Nov
1.35
1.22
0.13
Dec
1.00
0.96
0.04
29.92
29.45
0.47